dynamo

dinamo

Macchina che produce elettricità quando viene fatta girare.

In inglese semplice: A machine that makes electricity when something turns it.

• The bicycle has a small dynamo.
• The dynamo powers the front light as the wheel turns.
• Older cars used dynamos to charge their batteries.

Sinonimi: generator

Espressioni comuni: bicycle dynamo, dynamo power, dynamo output

vulcano

Persona piena di energia che riesce a fare moltissime cose.

In inglese semplice: Someone who has lots of energy and gets a great deal done.

• My sister is a real dynamo.
• Our new manager is a dynamo who keeps everyone moving.
• Those two volunteers are dynamos, organizing events every weekend.

Sinonimi: powerhouse, live wire

Espressioni comuni: a real dynamo, an absolute dynamo, a little dynamo

dinamo

Processo in cui la materia in movimento dentro un pianeta o una stella genera un campo magnetico.

In inglese semplice: A process inside a planet or star that creates a magnetic field through moving material.

• Earth's dynamo creates its magnetic field.
• Moving liquid iron drives the dynamo inside the planet.
• Scientists studied how stellar dynamos change over time.

Espressioni comuni: planetary dynamo, solar dynamo, dynamo action